Calcium-induced calcium release occurs when
A. the eflux of Ca2+ from the cell results in depolarization.
B. Ca2+ entering through the plasma membrane stimulates release of Ca2+ from the sarcoplasmic reticulum.
C. Ca2+ from the sarcoplasmic reticulum stimulates the movement of Ca2+ into the cell through the plasma membrane.
D. Ca2+ is released from both the sarcoplasmic reticulum and the cardiac muscle cell.
Answer: B
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